A8653KLPTR-T
IC REG BUCK ADJ 2.5A 16TSSOP
Pmic Voltage Regulators Dc Dc Switching Regulators
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Automotive, AEC-Q100
Active
$1.68 / unit (market reference)
MOQ: 149 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Allegro MicroSystems |
| Model | A8653KLPTR-T |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 4V |
| Voltage - Input (Max) | 36V |
| Voltage - Output | 3.3V |
| Current - Output | 2.5A |
| Frequency - Switching | 100kHz ~ 2MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 16-eTSSOP-EP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
A8653KLPTR-T by Allegro MicroSystems is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 36V, output 3.3V. The 16-TSSOP (0.173", 4.40mm Width) Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Adjustable |
| Current - Output | 2.5A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 2MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 36V |
| Voltage - Input (Min) | 4V |
| Voltage - Output (Max) | 5.75V |
| Voltage - Output (Min/Fixed) | 3.3V |
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